639940802608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{3356239}}^1$

素因数の和:3356965

約数の個数: 40

約数和(自身を含む): 1314692907840

約数和(自身を除く): 674752105232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 701, 1402, 2804, 5608, 11216, 11917, 23834, 47668, 95336, 190672, 3356239, 6712478, 13424956, 26849912, 53699824, 57056063, 114112126, 228224252, 456448504, 912897008, 2352723539, 4705447078, 9410894156, 18821788312, 37643576624, 39996300163, 79992600326, 159985200652, 319970401304, 639940802608]

約数ペア:

[(1, 639940802608), (2, 319970401304), (4, 159985200652), (8, 79992600326), (16, 39996300163), (17, 37643576624), (34, 18821788312), (68, 9410894156), (136, 4705447078), (272, 2352723539), (701, 912897008), (1402, 456448504), (2804, 228224252), (5608, 114112126), (11216, 57056063), (11917, 53699824), (23834, 26849912), (47668, 13424956), (95336, 6712478), (190672, 3356239)]